ALARM DEVICE MFG has a total of 15 patent applications. Its first patent ever was published in 1965. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets electrical machinery and energy, control and measurement are CQR SECURITY COMPONENTS LTD, MAECKER ELAN SCHALTELEMENTE and MULTISAFE AG.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | Canada | 1 | |
#3 | Germany | 1 | |
#4 | France | 1 | |
#5 | Italy | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Control | |
#3 | Measurement | |
#4 | Optics | |
#5 | Machines | |
#6 | Furniture and games |
# | Technology | |
---|---|---|
#1 | Electric switches | |
#2 | Alarm systems | |
#3 | Optical systems | |
#4 | Circuits for supplying electric power | |
#5 | Radio navigation | |
#6 | Measuring light | |
#7 | Electrically-conductive connections | |
#8 | Unspecified technologies | |
#9 | Household appliances |
# | Name | Total Patents |
---|---|---|
#1 | Schmidt Gerhard | 4 |
#2 | Guthart L | 4 |
#3 | Verger Nathan | 4 |
#4 | Guthart Leo A | 2 |
#5 | Ioco Frank | 1 |
#6 | Jack Malin | 1 |
#7 | Eskildsen Kenneth | 1 |
Publication | Filing date | Title |
---|---|---|
US5557106A | Rodent discriminator lens | |
US5576977A | Filter for eliminating the effects of fluorescent lights on microwave transceivers | |
US4288867A | Area intrusion adjustable detector unit | |
US4075588A | Switching apparatus | |
US3940725A | Switching apparatus | |
US3860207A | Article for carrying and concealably supporting a container | |
CA972788A | Magnetically operable switching apparatus | |
US3748610A | Pulse relay apparatus | |
US3794991A | Alarm system with timed exit circuit means | |
US3710134A | Power supply for alarm system | |
US3781767A | Foil block device | |
US3273090A | Magnetically operated switch |